Five students standing in a stream wearing waders and holding electrofishing equipment and nets.

Division of Environmental Biology (BIO/DEB)

NSF reorganization

Updates to reflect the new organizational structure of BIO are in progress. Some information on this page may no longer be current.

The U.S. National Science Foundation Division of Environmental Biology (DEB) supports research on the origins, functions and evolutionary history of species, populations, communities and ecosystems, including the relationships and interactions between them.

Recent funding opportunities

Program
Next Required Due Date: March 2, 2026
Posted November 6, 2024
Program
Next Required Due Date: Proposals Accepted Anytime
Posted February 14, 2024
Program
Next Required Due Date: March 2, 2026
Posted June 10, 2022